[PATCH V2 1/3] riscv: atomic: Cleanup unnecessary definition
guoren at kernel.org
guoren at kernel.org
Mon Apr 11 20:49:55 PDT 2022
From: Guo Ren <guoren at linux.alibaba.com>
The cmpxchg32 & cmpxchg32_local have been never used in linux, so
remove them from cmpxchg.h.
Signed-off-by: Guo Ren <guoren at linux.alibaba.com>
Signed-off-by: Guo Ren <guoren at kernel.org>
Cc: Palmer Dabbelt <palmer at dabbelt.com>
Cc: Arnd Bergmann <arnd at arndb.de>
---
arch/riscv/include/asm/cmpxchg.h | 12 ------------
1 file changed, 12 deletions(-)
diff --git a/arch/riscv/include/asm/cmpxchg.h b/arch/riscv/include/asm/cmpxchg.h
index 36dc962f6343..12debce235e5 100644
--- a/arch/riscv/include/asm/cmpxchg.h
+++ b/arch/riscv/include/asm/cmpxchg.h
@@ -348,18 +348,6 @@
#define arch_cmpxchg_local(ptr, o, n) \
(__cmpxchg_relaxed((ptr), (o), (n), sizeof(*(ptr))))
-#define cmpxchg32(ptr, o, n) \
-({ \
- BUILD_BUG_ON(sizeof(*(ptr)) != 4); \
- arch_cmpxchg((ptr), (o), (n)); \
-})
-
-#define cmpxchg32_local(ptr, o, n) \
-({ \
- BUILD_BUG_ON(sizeof(*(ptr)) != 4); \
- arch_cmpxchg_relaxed((ptr), (o), (n)) \
-})
-
#define arch_cmpxchg64(ptr, o, n) \
({ \
BUILD_BUG_ON(sizeof(*(ptr)) != 8); \
--
2.25.1
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